Gas-heating manifold



Filed March 17, 1928 Patented Dec.16,1930 it I 1 1 7 4 924 UNITED STATES PATENT. OFFICE LEVI H. BERRY, or Johnna, it i I g p I GAS-HEATING'MANIEOZD; A

Application filed March 17, g fia ifi a g The present invention relates to internal said portion 9, for the flow of the products combustion engines,.and aims to provide a of combustionzthrough the fines 16. The novel and improved manifold construction flues 16 are-heatedbythe exhaust gases, and; whereby the exhaust gases will heat thefuel the fuel mixture passing said flues will be .5 mixture flowing to the engines, to provide for' heated, thereby thoroughly vaporizingthe 55 more perfect combustion, with a saving in gasoline or other liquid fuel, toprovidemore fuel and other benefits. perfect combustion, and to eliminate carbon With the foregoing and other objects in and fuel wastage within the engine cylinders. view, which will be apparent as the descrip- Ajlongitudinal t'ie rod 19 extends through tion proceeds, the invention resides in the the body. portion, 9 of the intakermanifold ea construction and arrangement of parts, as and connects the exhaust .manifold -8-and hereinafter described anclclaimed, it being pipe 18,-. to. clamp the parts together, and understood that changes canbe made within gaskets are preferably provided between said the scope of what is claimed, without depart-' parts to prevent leakage.

ingfrom the spirit of the invention. A coil of a tube 21 embraces the body 5:

The invention is illustrated in the accomportion 9 between the partitions 11, so as to panying drawing, whereinp surround the central chamber 27 of said body Figure 1 is a view of the improved maniportion 9, in order that the coil willbe heated fold construction, partly in side elevation and by the exhaust gases which flow in the cham-,

20 partly in section, and also showing a vapor ber' 27 between thetwo sets of flues 16. The .70. generator assembled therewith. I tube 21 is supplied by suitable fuel from a Fig. 2 is a section on the line 22 of Fig. 1. tank 22, in order that the fuel will be con- Fig. 3 is a side elevation of a modified vertedinto gas in'the coil 20, and discharges construction, on a smaller scale. 7 from the tube 21 into a storage tank23. A

The intake and exhaust manifolds of the gas supply tube 24 extends from the tank or 75 internal combustion engine are indicated at chamber 23 to the trunk 15 of the intake 7 and 8, respectively, which have branches manifold, and has a suitable control valve 25, communicating with the intake and exhaust which may be opened, such as when starting ports of the engine, as usual. the engine, for delivering gas into the engine The intake manifold 7 has a cylindrical or manifold, so that the engine may be started sotubular body portion 9 provided with the quickly,-especially in cold weather. The inends 10 and with the partitions 11 between take manifold is thus specially constructed the ends thereof, providing chambers 12 to accommodate the coil 20 around the chamwhich have outlets 13 communicating with her 27 between the arms of the trunk 15.

the intake ports of the engine, and said cham- Fig. 3- illustrates an intake manifold 7 85 bers have inlets 14:. communicating with the wherein the tubes or fiues 16 extend the arms of a bifurcated or forced trunk 15 of full length of the body portion 9' of the the manifold. The carbureter (not shown) manifold, to simplify the construction, the is connected to the trunk 15 of the manifold partitions 11 and chamber 27 being omitted,

for the flow of carbureted air through the and the trunk or inlet portion 16 of the mani- 90 manifold, as usual, the stream of ca-rbureted fold being connected to the body portion 9 air being divided and flowing through the two between the ends thereof. chambers 12. p The manifold construction provides for a Exhaust tubes or fiues 16 are disposed lonsaving in fuel, as well as eliminating carbon gitudinally within the chambers 12, with deposits in the engine and fouling of spark their ends secured through the ends 10 and plugs. partitions 11 of the body portion 9, and the Having thus described the invention, what discharge end 17 of the exhaust manifold 8 is claimed as new is abuts one end of the body portion 9, while 1..The combination of intake and exhaust the exhaust pipe 18 abuts the other end of manifoldsof an engin the intake manifold 10o having a tubular body portion with partitions between its ends forming chambers between said partitions and ends, said cham bers having outlets, and the intake manifold having a bifurcated trunk communicating with said chambers, and flues in said chambers between said partitions and ends of said body portion, the exhaust manifold extending to one end of said body portion in :com-

munication with the corresponding fines and said body portion having a'chamber between said partitions establishing communication between said fines, and gas supplying means having a coil surrounding the last-named chamber and connected to the intake manifold V 2 The combination of intake and exhaust manifolds for an engine, the intake manifold I 7 having two chambers with flues therein and having an intermediatechamber establishing communlcatlon between said 'flues, the eX- haust manifold communicating with the'flues of one ofthe first-namedichambers, and gas supplying means having a coil surrounding said intermediate chamber and connected to the intake manifold. I

In testimony whereofl hereunto alfix my L'EvI HBE RY, I '7 I signature 

